Despite the fact that initially, Galaxy S7 has a resolution of QHD (1440x2560) in the new firmware the user has the option to switch to full HD (1280x1920) or HD (720x1280).
a Couple of weeks ago Samsung started seeding a beta version of the firmware for the Galaxy S7 and S7 Edge Android Nougat. Now ready to update the firmware with some new zapilami reported by some testers. It is not clear when will be released the final firmware version. But now Samsung offers an interesting possibility to control the resolution of the smartphone.